CN212478112U - Assembled concrete connection structure - Google Patents
Assembled concrete connection structure Download PDFInfo
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- CN212478112U CN212478112U CN202020960912.4U CN202020960912U CN212478112U CN 212478112 U CN212478112 U CN 212478112U CN 202020960912 U CN202020960912 U CN 202020960912U CN 212478112 U CN212478112 U CN 212478112U
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Abstract
The utility model relates to an assembled concrete connection structure, it includes the component, lower component and grout sleeve, pre-buried in the component of going up have with grout muffjoint's last reinforcing bar, the pre-buried upper end of having of lower component is pegged graft complex lower reinforcing bar with grout sleeve, it is provided with slip casting mouth and grout outlet to go up the component, slip casting mouth and grout outlet all communicate with grout sleeve, prefabricated shaping has the guide post of two at least vertical settings on the component down, the guide post sets up two in this example, the upper end of each guide post all is provided with the guide portion of correcting the guide effect, the upper end of two guide posts is higher than lower reinforcing bar upper end, it is provided with and connects complex guide way with each guide post to go up the component lower extreme. The utility model has the advantages of be convenient for constructor carries out accurate installation butt joint to last component and lower component.
Description
Technical Field
The utility model relates to an assembly type structure technical field, more specifically say, it relates to an assembly type concrete connection structure.
Background
The prefabricated concrete structure is a concrete structure formed by assembling and connecting prefabricated components serving as main stressed components, is one of important directions for the development of building structures in China, is beneficial to the development of building industrialization in China, improves the production efficiency, saves energy, develops green and environment-friendly buildings, and is beneficial to improving and ensuring the quality of building engineering. Compared with a cast-in-place construction method, the fabricated concrete structure is beneficial to green construction, because the fabricated construction can better meet the requirements of land saving, energy saving, material saving, water saving, environmental protection and the like of the green construction, the negative effects on the environment are reduced, including reducing noise, preventing dust, reducing resources and energy sources such as environmental pollution and the like, and the sustainable development principle is followed.
The Chinese patent with the publication number of CN207739402U discloses an assembly type concrete connection structure, which comprises an upper member, a lower member and a grouting sleeve, wherein an upper steel bar connected with the grouting sleeve is pre-embedded in the upper member, a lower steel bar of which the upper end is in splicing fit with the grouting sleeve is pre-embedded in the lower member, the upper member is provided with a grouting port, the upper member is provided with a grout outlet, the top of the lower member is provided with an insertion slot, the bottom of the upper member is provided with an insertion block in splicing fit with the insertion slot, and an insertion column is in splicing fit between the insertion slot and the insertion block; when the upper component and the lower component are connected, the lower steel bar corresponds to an opening at the lower end of the grouting sleeve, the inserting block corresponds to the inserting groove, the upper component is put down, the grouting sleeve is connected with the lower steel bar in an inserting mode, the inserting block is connected with the inserting groove in an inserting mode, the inserting column is inserted between the inserting groove and the inserting block, the displacement between the upper component and the lower component in the vertical direction is limited, then the grouting sleeve is grouted, the upper component and the lower component are fixedly connected, and the connection strength is improved.
According to the technical scheme, when the upper component and the lower component are butted, the lower steel bars on the lower component and the grouting sleeves on the upper component need to be aligned, spliced and matched, however, the upper component is generally aligned and installed downwards through hoisting with the lower steel bars on the lower component, the position of the upper component is usually aligned according to the need of workers in the process, the number of the lower steel bars is large, the butt-joint hole diameter of the upper component is small, the alignment difficulty is large, and therefore improvement is needed.
SUMMERY OF THE UTILITY MODEL
To the technical problem that has now, an object of the utility model is to provide an assembly type concrete connection structure, it has the constructor of being convenient for and carries out the advantage of accurate installation butt joint to last component and lower component.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an assembled concrete connection structure, includes upper member, lower member and grout sleeve, pre-buried in the upper member has the last reinforcing bar with grout muffjoint, pre-buried upper end of lower member has the lower reinforcing bar with grout sleeve grafting complex, the upper member is provided with slip casting mouth and grout outlet, be provided with two at least guide posts on the lower member, each the upper end of guide post all is provided with the guide portion that plays the correction guide effect, the guide post upper end is higher than lower reinforcing bar upper end, the upper member lower extreme is provided with the guide way with each guide post grafting complex.
Through adopting above-mentioned technical scheme, through under each before reinforcing bar and last component butt joint, the guide portion and the guide way cooperation that utilize the guide post earlier will be corrected the upper member with the same vertical plane of lower component earlier, will descend the component to dock along the guide post downwards again for each reinforcing bar can dock more accurate with each grout sleeve down.
The utility model discloses further set up to: the guide part is arranged in a circular truncated cone shape.
By adopting the technical scheme, the guide effect of the guide part is realized by utilizing the side inclined surface of the circular truncated cone-shaped guide part, and when the upper member and the lower member have vertical relative positions, the upper member corrects the inclined surface along the guide part to the same vertical surface with the lower member.
The utility model discloses further set up to: the guide portion is disposed in a hemispherical shape.
Through adopting above-mentioned technical scheme, the guide effect of guide portion is realized to the arcwall face that utilizes hemispherical guide portion, and when upper member and lower component had vertical relative position, the upper member will be corrected to on the same vertical plane with lower component along the arcwall face of guide portion.
The utility model discloses further set up to: the lower port of each guide groove is provided with a guide surface, and the guide surface is arranged in an open manner towards the direction far away from the bottom of the guide groove.
Through adopting above-mentioned technical scheme, set up the spigot surface and can enlarge the skew correctable scope of upper member, also avoid striking when guide post docks with upper member to damage the lower extreme edge of guide way simultaneously.
The utility model discloses further set up to: the guide post is also provided with a through hole with a horizontally arranged axis, the upper component is also provided with a grouting channel communicated with the through hole, and the grouting channel and the through hole are filled with cement slurry and solidified to form the reinforcing post.
Through adopting above-mentioned technical scheme, through setting up through-hole and grout passageway and having poured into grout and form the reinforced column, utilize the setting of reinforced column will strengthen guide post and last component joint strength, also be the joint strength of reinforcing upper member and lower component simultaneously.
The utility model discloses further set up to: the opening part of the lower component, which is in splicing fit with each lower reinforcing steel bar, is provided with a guide piece, and each guide piece is arranged in a trumpet shape.
Through adopting above-mentioned technical scheme, because the reinforcing bar that the mill prefabrication formed has the condition of inflection under the in-process part of production and transportation reinforcing bar, big inflection is corrected by the staff, and the lower reinforcing bar that the degree of inflection is less is at the in-process with the butt joint of upper member, and the guide effect of usable guide is with each reinforcing bar guide down and is pegged graft with the grout sleeve, so will realize the effect of the accurate butt joint of upper member and lower member more effectively.
The utility model discloses further set up to: and a reinforcing ring is arranged at one end of each guide piece embedded in the upper component.
Through adopting above-mentioned technical scheme, will strengthen the joint strength between guide and the upper member through setting up the reinforcement ring, prevent that partial guide from droing from the upper member.
The utility model discloses further set up to: the guide way tank bottom is provided with the buffer assembly who is used for slowing down the guide post and the butt joint striking of guide way tank bottom, buffer assembly includes spring and buffer board, wherein one end of spring sets up in the guide way tank bottom, and the other end meets with the buffer board.
Through adopting above-mentioned technical scheme, because last component will accomplish with lower component butt joint, the upper end of guide post will butt to the guide way tank bottom, will produce the striking when the butt, will exert an influence to the structural strength of the guide post of the columnar body, alleviate the striking of guide post and last component through setting up buffering subassembly to protect the guide post.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the lower component is provided with the guide post which is in inserted connection with the guide groove on the lower component, and the guide part on the guide post is utilized to further assist in accurate butt joint, so that accurate butt joint between the upper component and the lower component is realized;
(2) through holes are formed in each guide post, and a grouting channel is communicated and arranged on the upper component to form a reinforcing post, so that the connection strength between the upper component and the lower component is enhanced for the upper component;
(3) through be provided with buffering subassembly in the guide way, through buffering subassembly will slow down the striking damage of guide post and upper member when butt joint.
Drawings
FIG. 1 is a schematic structural diagram of one embodiment of the present invention;
FIG. 2 is a schematic sectional view taken along line A-A in FIG. 1;
FIG. 3 is a schematic sectional view taken along line B-B in FIG. 1;
fig. 4 is a schematic structural view of another embodiment of the present invention;
fig. 5 is a partially enlarged schematic view of a in fig. 2.
Reference numerals: 1. an upper member; 2. a lower member; 3. grouting a sleeve; 4. reinforcing steel bars are arranged; 5. arranging steel bars; 6. a grouting port; 7. a pulp outlet; 8. a guide post; 9. a guide section; 10. a guide groove; 11. a guide surface; 12. a through hole; 13. grouting a channel; 14. a reinforcement column; 15. a guide member; 16. a reinforcing ring; 17. a buffer assembly; 171. a spring; 172. a buffer plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, an assembled concrete connecting structure disclosed by the present invention comprises an upper member 1, a lower member 2 and a grouting sleeve 3, wherein an upper steel bar 4 connected with the grouting sleeve 3 is pre-embedded in the upper member 1, a lower steel bar 5 with an upper end inserted and matched with the grouting sleeve 3 is pre-embedded in the lower member 2, the upper member 1 is provided with a grouting port 6 and a grout outlet 7, the grouting port 6 and the grout outlet 7 are both communicated with the grouting sleeve 3, at least two guide posts 8 vertically arranged are pre-formed on the lower member 2, in the present embodiment, the guide posts 8 are provided with two pieces, a guide portion 9 having a correcting and guiding function is provided at an upper end of each guide post 8, upper ends of the two guide posts 8 are higher than upper ends of the lower steel bar 5, a guide groove 10 inserted and matched with each guide post 8 is provided at a lower end of the upper member 1, the upper member 1 is guided to the same plane with the lower member 2 by the guiding function of the guide portion 9, follow guide post 8 downstream again and aim at each lower reinforcing bar 5 and peg graft to each last component that corresponds in, pour into the grout again in grout mouth 6 and make and go up reinforcing bar 4 and reinforcing bar 5 connection fixed down, so be convenient for constructor realizes that component 1 carries out accurate butt joint with lower component 2 and fix.
In one embodiment, referring to fig. 1 and 3, the guide portion 9 is provided in a circular truncated cone shape, and corrects the upper member 1 in the offset position back to the position of the same vertical plane as the lower member 2 by using the slope characteristics of the side surface of the circular truncated cone, so as to further assist the precise butt joint of the upper member 1 and the lower member 2.
In another embodiment, referring to fig. 1 and 4, the guiding portion 9 may also be formed in a hemispherical shape, and the upper member 1 facing the offset position with the hemispherical arc faces the position of the same vertical plane as the lower member 2, so as to achieve the purpose of assisting the accurate butt joint of the upper member 1 and the lower member 2.
Referring to fig. 1 and 3, a through hole 12 is further formed in each of the two guide columns 8, the axis of the through hole is horizontally arranged, a grouting channel 13 is further formed in the upper member 1 and is communicated with the through hole 12, cement paste is poured into the grouting channel 13 and the through hole 12 and is solidified to form a reinforcing column 14, and the solidified reinforcing column 14 further enhances the connection strength between the upper member 1 and the lower member.
Referring to fig. 1 and 3, the lower opening of the two guide grooves 10 is provided with a guide surface 11, the guide surface 11 is opened towards the direction far away from the bottom of the guide groove 10, the correctable range of the deviation of the upper member 1 is expanded by enlarging the aperture size of the lower opening of the guide groove 10 by using the structural characteristics of the guide surface 11, and the lower edge of the guide groove 10 is prevented from being damaged by collision when the guide column 8 is butted with the upper member 1 by using the inclined surface of the guide surface 11. The buffer component 17 used for relieving the butt impact between the guide column 8 and the bottom of the guide groove 10 is arranged at the bottom of the guide groove 10, the buffer component 17 comprises a spring 171 and a buffer plate 172, one end of the spring 171 is arranged at the bottom of the guide groove 10, the other end of the spring is connected with the buffer plate 172, and the impact between the guide column 8 and the upper component 1 is relieved by utilizing the buffer effect of the buffer component 17.
Referring to fig. 1 and 5, a guide 15 is arranged at an opening of the lower member 2, which is in plug-in fit with each lower steel bar 5, each guide 15 is made of a steel plate, each guide 15 is arranged in a horn shape, a reinforcing ring 16 is welded at one end of each guide 15 embedded in the upper member 1, and each guide 15 and the reinforcing ring 16 are embedded in the upper member 1 when the upper member 1 is prefabricated.
The implementation principle of the embodiment is as follows: and moving the prefabricated upper member 1 to the upper part of the lower member 2, slowly descending the upper member 1 to be in butt joint with the lower member 2, filling cement slurry into the grouting opening 6 to fill the grouting sleeve 3, and filling cement slurry into the grouting channel 13 and the through hole 12 to be cured.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides an assembled concrete connection structure, includes upper element (1), lower component (2) and grout sleeve (3), pre-buried last reinforcing bar (4) of being connected with grout sleeve (3) in upper element (1), pre-buried lower reinforcing bar (5) that have upper end and grout sleeve (3) grafting complex down of lower component (2), upper element (1) is provided with slip casting mouth (6) and grout outlet (7), its characterized in that: the lower member (2) is provided with at least two guide columns (8), the upper end of each guide column (8) is provided with a guide part (9) with a correcting and guiding function, the upper end of each guide column (8) is higher than the upper end of the lower steel bar (5), and the lower end of the upper member (1) is provided with a guide groove (10) which is in plug-in fit with each guide column (8).
2. The fabricated concrete connecting structure according to claim 1, wherein: the guide part (9) is arranged in a circular truncated cone shape.
3. The fabricated concrete connecting structure according to claim 1, wherein: the guide part (9) is arranged in a hemispherical shape.
4. The fabricated concrete connecting structure according to claim 1, wherein: the lower port of each guide groove (10) is provided with a guide surface (11), and the guide surfaces (11) are arranged in an open manner towards the direction far away from the bottom of the guide grooves (10).
5. The fabricated concrete connecting structure according to claim 1, wherein: the guide column (8) is further provided with a through hole (12) with the axis horizontally arranged, the upper component (1) is further provided with a grouting channel (13) communicated with the through hole (12), and the grouting channel (13) and the through hole (12) are filled with cement slurry and solidified to form a reinforcing column (14).
6. The fabricated concrete connecting structure according to claim 1, wherein: the opening of the lower member (2) which is in splicing fit with each lower steel bar (5) is provided with a guide piece (15), and each guide piece (15) is arranged in a horn shape.
7. The fabricated concrete connecting structure according to claim 6, wherein: a reinforcing ring (16) is arranged at one end of each guide piece (15) embedded in the upper component (1).
8. The fabricated concrete connecting structure according to claim 1, wherein: guide way (10) tank bottom is provided with and is used for slowing down buffer unit (17) of guide post (8) and guide way (10) tank bottom butt joint striking, buffer unit (17) include spring (171) and buffer board (172), wherein one end of spring (171) sets up in guide way (10) tank bottom, and the other end meets with buffer board (172).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020960912.4U CN212478112U (en) | 2020-05-29 | 2020-05-29 | Assembled concrete connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020960912.4U CN212478112U (en) | 2020-05-29 | 2020-05-29 | Assembled concrete connection structure |
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| Publication Number | Publication Date |
|---|---|
| CN212478112U true CN212478112U (en) | 2021-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020960912.4U Active CN212478112U (en) | 2020-05-29 | 2020-05-29 | Assembled concrete connection structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962985A (en) * | 2021-02-23 | 2021-06-15 | 上海中森建筑与工程设计顾问有限公司 | Guide positioning device for assembly type building component and construction method |
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2020
- 2020-05-29 CN CN202020960912.4U patent/CN212478112U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962985A (en) * | 2021-02-23 | 2021-06-15 | 上海中森建筑与工程设计顾问有限公司 | Guide positioning device for assembly type building component and construction method |
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